Earthquake with magnitude of Md 2.2 on date 22-03-1997 and time 09:44:30 (Italy) in region 2 km N Sepino (CB)

A magnitude Md 2.2 earthquake occured in region: 2 km N Sepino (CB), on

  • 22-03-1997 08:44:30 (UTC)
  • 22-03-1997 09:44:30 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.4280, 14.6190 at 7 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Sepino CB 2 1964 1964
San Giuliano del Sannio CB 4 1029 2993
Cercepiccola CB 6 681 3674
Guardiaregia CB 7 801 4475
Sassinoro BN 7 618 5093
Vinchiaturo CB 8 3324 8417
Cercemaggiore CB 9 3777 12194
Campochiaro CB 10 646 12840
Morcone BN 10 4932 17772
Pietraroja BN 11 545 18317
Santa Croce del Sannio BN 11 927 19244
Mirabello Sannitico CB 11 2180 21424
San Polo Matese CB 11 470 21894
Baranello CB 12 2673 24567
Ferrazzano CB 12 3344 27911
Colle d'Anchise CB 12 807 28718
Cusano Mutri BN 14 4091 32809
Gildone CB 14 809 33618
Bojano CB 14 8058 41676
Campobasso CB 15 49431 91107
Busso CB 15 1273 92380
Castelpagano BN 16 1483 93863
Pontelandolfo BN 17 2167 96030
Cerreto Sannita BN 17 3940 99970
Spinete CB 17 1320 101290
Circello BN 18 2388 103678
Oratino CB 18 1641 105319
Jelsi CB 18 1781 107100
San Lorenzello BN 18 2227 109327
Campodipietra CB 18 2570 111897
Campolattaro BN 18 1072 112969
San Lupo BN 19 801 113770
Casalciprano CB 19 564 114334
San Massimo CB 19 855 115189
Guardia Sanframondi BN 19 5078 120267
Colle Sannita BN 19 2431 122698
Riccia CB 19 5262 127960
Casalduni BN 20 1378 129338
San Lorenzo Maggiore BN 20 2154 131492

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km NW of Benevento (60091 inhabitants)
46 Km NE of Caserta (76326 inhabitants)
57 Km NE of Acerra (59573 inhabitants)
59 Km N of Avellino (54857 inhabitants)
61 Km NE of Aversa (53047 inhabitants)
62 Km NE of Afragola (65057 inhabitants)
64 Km NE of Casoria (77642 inhabitants)
66 Km NE of Giugliano in Campania (122974 inhabitants)
69 Km NE of Marano di Napoli (59874 inhabitants)
70 Km W of San Severo (53905 inhabitants)
71 Km NE of Portici (55274 inhabitants)
72 Km NE of Napoli (974074 inhabitants)
72 Km NE of Ercolano (53709 inhabitants)
74 Km N of Torre del Greco (86275 inhabitants)
76 Km N of Scafati (50787 inhabitants)
77 Km W of Foggia (151991 inhabitants)
78 Km NE of Pozzuoli (81661 inhabitants)
81 Km N of Cava de' Tirreni (53659 inhabitants)
82 Km N of Castellammare di Stabia (66466 inhabitants)
84 Km N of Salerno (135261 inhabitants)
96 Km NW of Battipaglia (50786 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
Md 2.2 1997-03-22
08:44:30
41.428 14.619 7 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 263489
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-03-22 08:44:30 ± 0.188
Latitude 41.4280 ± 0.0059
Longitude 14.6190 ± 0.0075
Depth (km) 7 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 263489

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 902.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 168
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00073
Epicentral distance of station farthest from the epicenter (degree) 0.00283
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 263489
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:09:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.RMI2.Z. 1997-03-22T08:44:43.10 10.0 undecidable manual SG 236 0.3108 0.17 0.5
--.VTB1.Z. 1997-03-22T08:44:40.36 10.0 undecidable manual SG 178 0.2442 0.24 0.3
--.PSB1.Z. 1997-03-22T08:44:40.60 10.0 undecidable manual SG 144 0.2442 0.28 0.2
--.RMI2.Z. 1997-03-22T08:44:37.52 10.0 undecidable manual PG 236 0.3108 -0.12 1.6
--.PSB1.Z. 1997-03-22T08:44:36.15 10.0 undecidable manual PG 144 0.2442 0.02 1.9
--.CPI2.Z. 1997-03-22T08:44:36.72 10.0 undecidable manual PG 305 0.2664 0.05 1.7
--.VTB1.Z. 1997-03-22T08:44:35.65 10.0 undecidable manual PG 178 0.2442 -0.36 0.4
--.SMB1.Z. 1997-03-22T08:44:34.90 10.0 undecidable manual SG 113 0.0777 -0.24 0.4
--.SMB1.Z. 1997-03-22T08:44:32.72 10.0 undecidable manual PG 113 0.0777 0.05 2
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download